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CERTFR-2026-AVI-0727
Vulnerability from certfr_avis - Published: 2026-06-10 - Updated: 2026-06-10
De multiples vulnérabilités ont été découvertes dans Microsoft Office. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une élévation de privilèges et une atteinte à la confidentialité des données.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | Office | Microsoft Office pour Android | ||
| Microsoft | Office | Microsoft Word 2016 (édition 32 bits) versions antérieures à 16.0.5556.1000 | ||
| Microsoft | Office | Microsoft Office LTSC 2021 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Excel 2016 (édition 32 bits) versions antérieures à 16.0.5556.1001 | ||
| Microsoft | Office | Microsoft Office 2016 (édition 64 bits) versions antérieures à 16.0.5556.1001 | ||
| Microsoft | Office | Microsoft Office 365 pour Mac | ||
| Microsoft | Office | Microsoft Office LTSC 2021 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft Office 2019 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft Word pour Android | ||
| Microsoft | Office | Microsoft 365 Apps pour Enterprise pour systèmes 64 bits | ||
| Microsoft | Office | Microsoft Office LTSC pour Mac 2024 | ||
| Microsoft | Office | Microsoft Excel pour Android | ||
| Microsoft | Office | Microsoft Office 2019 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Office LTSC pour Mac 2021 | ||
| Microsoft | Office | Microsoft PowerPoint pour Android | ||
| Microsoft | Office | Microsoft Word 2016 (édition 64 bits) versions antérieures à 16.0.5556.1000 | ||
| Microsoft | Office | Microsoft Office LTSC 2024 pour éditions 64 bits | ||
| Microsoft | Office | Microsoft Office 2016 (édition 32 bits) versions antérieures à 16.0.5556.1001 | ||
| Microsoft | Office | Office Online Server versions antérieures à 16.0.10417.20137 | ||
| Microsoft | Office | Microsoft Office 2016 (édition 64 bits) versions antérieures à 16.0.5556.1005 | ||
| Microsoft | Office | Microsoft Excel 2016 (édition 64 bits) versions antérieures à 16.0.5556.1001 | ||
| Microsoft | Office | Microsoft Office LTSC 2024 pour éditions 32 bits | ||
| Microsoft | Office | Microsoft 365 Apps pour Enterprise pour systèmes 32 bits | ||
| Microsoft | Office | Microsoft Office 2016 (édition 32 bits) versions antérieures à 16.0.5556.1005 |
References
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Microsoft Office pour Android",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Word 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2021 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Excel 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1001",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1001",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 365 pour Mac",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2021 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2019 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Word pour Android",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft 365 Apps pour Enterprise pour syst\u00e8mes 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC pour Mac 2024",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Excel pour Android",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2019 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC pour Mac 2021",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft PowerPoint pour Android",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Word 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1000",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2024 pour \u00e9ditions 64 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1001",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Office Online Server versions ant\u00e9rieures \u00e0 16.0.10417.20137",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1005",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Excel 2016 (\u00e9dition 64 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1001",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office LTSC 2024 pour \u00e9ditions 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft 365 Apps pour Enterprise pour syst\u00e8mes 32 bits",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft Office 2016 (\u00e9dition 32 bits) versions ant\u00e9rieures \u00e0 16.0.5556.1005",
"product": {
"name": "Office",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
}
],
"affected_systems_content": "",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-45457",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45457"
},
{
"name": "CVE-2026-44803",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44803"
},
{
"name": "CVE-2026-45472",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45472"
},
{
"name": "CVE-2026-45463",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45463"
},
{
"name": "CVE-2026-45645",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45645"
},
{
"name": "CVE-2026-45649",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45649"
},
{
"name": "CVE-2026-44812",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44812"
},
{
"name": "CVE-2026-44822",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44822"
},
{
"name": "CVE-2026-44817",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44817"
},
{
"name": "CVE-2026-45474",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45474"
},
{
"name": "CVE-2026-45643",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45643"
},
{
"name": "CVE-2026-45461",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45461"
},
{
"name": "CVE-2026-44823",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44823"
},
{
"name": "CVE-2026-44820",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44820"
},
{
"name": "CVE-2026-45458",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45458"
},
{
"name": "CVE-2026-44819",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44819"
},
{
"name": "CVE-2026-44821",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44821"
},
{
"name": "CVE-2026-45455",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45455"
},
{
"name": "CVE-2026-45469",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45469"
},
{
"name": "CVE-2026-45485",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45485"
},
{
"name": "CVE-2026-47635",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-47635"
},
{
"name": "CVE-2026-45466",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45466"
},
{
"name": "CVE-2026-45456",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45456"
},
{
"name": "CVE-2026-45486",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45486"
},
{
"name": "CVE-2026-45471",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45471"
},
{
"name": "CVE-2026-45459",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45459"
},
{
"name": "CVE-2026-47293",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-47293"
},
{
"name": "CVE-2026-44824",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44824"
},
{
"name": "CVE-2026-44818",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-44818"
},
{
"name": "CVE-2026-45460",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45460"
},
{
"name": "CVE-2026-45475",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-45475"
}
],
"initial_release_date": "2026-06-10T00:00:00",
"last_revision_date": "2026-06-10T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0727",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-06-10T00:00:00.000000"
}
],
"risks": [
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Microsoft Office. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, une \u00e9l\u00e9vation de privil\u00e8ges et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Microsoft Office",
"vendor_advisories": [
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45471",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45471"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45643",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45643"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44817",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44817"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44824",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44824"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45461",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45461"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44821",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44821"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45469",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45469"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45485",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45485"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45460",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45460"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45475",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45475"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45645",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45645"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45463",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45463"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44820",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44820"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44819",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44819"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45456",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45456"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-47293",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47293"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45472",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45472"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45457",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45457"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45455",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45455"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-47635",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47635"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45649",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45649"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44812",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44812"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45459",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45459"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45486",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45486"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45474",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45474"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44818",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44818"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44803",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44803"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44822",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44822"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45458",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45458"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-45466",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45466"
},
{
"published_at": "2026-06-09",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Office CVE-2026-44823",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44823"
}
]
}
CVE-2026-44803 (GCVE-0-2026-44803)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:06 – Updated: 2026-06-10 17:55
VLAI
EPSS
Title
Windows Graphics Component Remote Code Execution Vulnerability
Summary
Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
23 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft Excel for Android |
Affected:
-
|
|
| Microsoft | Microsoft PowerPoint for Android |
Affected:
-
|
|
| Microsoft | Microsoft Word for Android |
Affected:
-
|
|
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < 10.0.14393.9234
(custom)
|
|
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < 10.0.17763.8880
(custom)
|
|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.7417
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.7417
(custom)
|
|
| Microsoft | Windows 11 version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.7219
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.7219
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.8655
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.8655
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.2269
(custom)
|
|
| Microsoft | Windows Server 2012 |
Affected:
6.2.9200.0 , < 6.2.9200.26132
(custom)
|
|
| Microsoft | Windows Server 2012 (Server Core installation) |
Affected:
6.2.9200.0 , < 6.2.9200.26132
(custom)
|
|
| Microsoft | Windows Server 2012 R2 |
Affected:
6.3.9600.0 , < 6.3.9600.23228
(custom)
|
|
| Microsoft | Windows Server 2012 R2 (Server Core installation) |
Affected:
6.3.9600.0 , < 6.3.9600.23228
(custom)
|
|
| Microsoft | Windows Server 2016 |
Affected:
10.0.14393.0 , < 10.0.14393.9234
(custom)
|
|
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.14393.0 , < 10.0.14393.9234
(custom)
|
|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8880
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8880
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.5256
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32995
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32995
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44812 (GCVE-0-2026-44812)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:06 – Updated: 2026-06-10 17:55
VLAI
EPSS
Title
Windows Graphics Component Remote Code Execution Vulnerability
Summary
Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
23 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft Excel for Android |
Affected:
-
|
|
| Microsoft | Microsoft PowerPoint for Android |
Affected:
-
|
|
| Microsoft | Microsoft Word for Android |
Affected:
-
|
|
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < 10.0.14393.9234
(custom)
|
|
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < 10.0.17763.8880
(custom)
|
|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.7417
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.7417
(custom)
|
|
| Microsoft | Windows 11 version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.7219
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.7219
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.8655
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.8655
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.2269
(custom)
|
|
| Microsoft | Windows Server 2012 |
Affected:
6.2.9200.0 , < 6.2.9200.26132
(custom)
|
|
| Microsoft | Windows Server 2012 (Server Core installation) |
Affected:
6.2.9200.0 , < 6.2.9200.26132
(custom)
|
|
| Microsoft | Windows Server 2012 R2 |
Affected:
6.3.9600.0 , < 6.3.9600.23228
(custom)
|
|
| Microsoft | Windows Server 2012 R2 (Server Core installation) |
Affected:
6.3.9600.0 , < 6.3.9600.23228
(custom)
|
|
| Microsoft | Windows Server 2016 |
Affected:
10.0.14393.0 , < 10.0.14393.9234
(custom)
|
|
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.14393.0 , < 10.0.14393.9234
(custom)
|
|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8880
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8880
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.5256
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32995
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32995
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44817 (GCVE-0-2026-44817)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:04 – Updated: 2026-06-10 17:53
VLAI
EPSS
Title
Microsoft Excel Remote Code Execution Vulnerability
Summary
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
9 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Excel 2016 |
Affected:
16.0.0.0 , < 16.0.5556.1001
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20137
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44818 (GCVE-0-2026-44818)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:04 – Updated: 2026-06-10 17:53
VLAI
EPSS
Title
Microsoft Excel Remote Code Execution Vulnerability
Summary
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
9 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Excel 2016 |
Affected:
16.0.0.0 , < 16.0.5556.1001
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20137
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44819 (GCVE-0-2026-44819)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:04 – Updated: 2026-06-10 17:53
VLAI
EPSS
Title
Microsoft Office Remote Code Execution Vulnerability
Summary
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
11 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 2016 |
Affected:
16.0.0 , < 16.0.5556.1005
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |
Affected:
16.0.0 , < 16.0.5556.1005
(custom)
|
|
| Microsoft | Microsoft SharePoint Server 2019 |
Affected:
16.0.0 , < 16.0.10417.20153
(custom)
|
|
| Microsoft | Microsoft SharePoint Server Subscription Edition |
Affected:
16.0.0 , < 16.0.19725.20384
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44820 (GCVE-0-2026-44820)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:04 – Updated: 2026-06-10 17:53
VLAI
EPSS
Title
Microsoft Excel Remote Code Execution Vulnerability
Summary
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
9 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Excel 2016 |
Affected:
16.0.0.0 , < 16.0.5556.1001
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20137
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44821 (GCVE-0-2026-44821)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:04 – Updated: 2026-06-10 17:53
VLAI
EPSS
Title
Microsoft Office Information Disclosure Vulnerability
Summary
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
11 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 2016 |
Affected:
16.0.0 , < 16.0.5556.1005
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |
Affected:
16.0.0 , < 16.0.5556.1005
(custom)
|
|
| Microsoft | Microsoft SharePoint Server 2019 |
Affected:
16.0.0 , < 16.0.10417.20153
(custom)
|
|
| Microsoft | Microsoft SharePoint Server Subscription Edition |
Affected:
16.0.0 , < 16.0.19725.20384
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44822 (GCVE-0-2026-44822)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:05 – Updated: 2026-06-10 17:54
VLAI
EPSS
Title
Microsoft Excel Information Disclosure Vulnerability
Summary
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-125 - Out-of-bounds Read
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
9 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Excel 2016 |
Affected:
16.0.0.0 , < 16.0.5556.1001
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20137
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44823 (GCVE-0-2026-44823)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:04 – Updated: 2026-06-10 17:53
VLAI
EPSS
Title
Microsoft Excel Remote Code Execution Vulnerability
Summary
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
9 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Excel 2016 |
Affected:
16.0.0.0 , < 16.0.5556.1001
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Office Online Server |
Affected:
16.0.0.0 , < 16.0.10417.20137
(custom)
|
Date Public
2026-06-09 14:00
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CVE-2026-44824 (GCVE-0-2026-44824)
Vulnerability from cvelistv5 – Published: 2026-06-09 17:04 – Updated: 2026-06-10 17:53
VLAI
EPSS
Title
Microsoft Office Remote Code Execution Vulnerability
Summary
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
11 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 2016 |
Affected:
16.0.0 , < 16.0.5556.1005
(custom)
|
|
| Microsoft | Microsoft Office 2019 |
Affected:
19.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office 365 for Mac |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC 2021 |
Affected:
16.0.1 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC 2024 |
Affected:
16.0.0 , < https://aka.ms/OfficeSecurityReleases
(custom)
|
|
| Microsoft | Microsoft Office LTSC for Mac 2021 |
Affected:
-
|
|
| Microsoft | Microsoft Office LTSC for Mac 2024 |
Affected:
-
|
|
| Microsoft | Microsoft SharePoint Enterprise Server 2016 |
Affected:
16.0.0 , < 16.0.5556.1005
(custom)
|
|
| Microsoft | Microsoft SharePoint Server 2019 |
Affected:
16.0.0 , < 16.0.10417.20153
(custom)
|
|
| Microsoft | Microsoft SharePoint Server Subscription Edition |
Affected:
16.0.0 , < 16.0.19725.20384
(custom)
|
Date Public
2026-06-09 14:00
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Loading…
Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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